This preservative was previously used in some common childhood immunizations, However, in the late 1990s, federal health agencies, the American Academy of Pediatrics and vaccine manufacturers agreed to reduce or eliminate thimerosal in vaccines as a precautionary measure, which public health experts previously told ABC News gave rise to anti-vaccine groups alleging thimerosal is not safe and fueled speculation that mercury causes autism. สล็อตเว็บตรง